Home / 117,071.40-175,589.28-38,185.50

Finding the Fourth Proportional to 117,071.40, 175,589.28 and 38,185.50

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Solution

The fourth proportional to 117,071.40, 175,589.28 and 38,185.50 is: 57,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,071.40 : 175,589.28 = 38,185.50 : x
  2. Step 2: Convert to fraction form
    117,071.40/175,589.28 = 38,185.50/x
  3. Step 3: Cross multiply
    117,071.40x = 175,589.28 × 38,185.50
  4. Step 4: Simplify right side
    117,071.40x = 6,704,964,451.44
  5. Step 5: Solve for x
    x = 6,704,964,451.44/117,071.40
  6. Step 6: Final answer
    x = 57,272.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.